Casey Affleck, 46, packs on the PDA with girlfriend Caylee Cowan

The loved-up pair looked every inch the Hollywood couple as Caylee slipped into a plunging embellished gold dress and showcased her ample assets.

Casey Affleck, 46 and girlfriend Caylee, 24, attend Cannes as she puts on busty display, Celebrity News, Showbiz & TV

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Casey Affleck, 46, can't keep hands off new girlfriend Caylee Cowan, 23, as they kiss goodbye in LA

Casey Affleck, 46, packs on the PDA with girlfriend Caylee Cowan, 23, as she gives him a kiss

Casey Affleck, 46, Packs On The PDA With His Bikini-clad Girlfriend Caylee Cowan, 23, In Tulum - Naija Super Fans

Casey Affleck, 47, passionately kisses girlfriend Caylee Cowan, 24, at Venice Film Festival

Casey Affleck, 46, cuddles bikini-clad Caylee Cowan, 23, in Tulum amid rumors of engagement

Casey Affleck, 47, passionately kisses girlfriend Caylee Cowan, 24, at Venice Film Festival

Casey Affleck, 46, and girlfriend Caylee Cowan, 23, passionately kiss to mark a year since they met

Casey Affleck, 46, Packs On The PDA With His Bikini-clad Girlfriend Caylee Cowan, 23, In Tulum - Naija Super Fans

Kissing: Casey Affleck snapped mid-PDA with 23-year-old actress Caylee Cowan.

Casey Affleck, 46, pictured mid-PDA with Caylee Cowan, 23